Archive for October 28th, 2005

Oct

28

Andrews-Curtis Conjecture

By Jon Heizer

Problem
The Bradley BEAR group that I am involved in is looking to prove/disprove the following concept.
Definitions
Alphabet: X={x1, x2,…, xn}
Syllables: x1±1, x2±1,…, xn±1
Words: Strings of syllables
    Ex: x1 x2 x1-1 x5
Syllables are words of length one.
The (unique) word of length zero is denoted *.
Words are multiplied by using concatenation (and reduction)
Ex:
w1 = x1 x3 x2-1
w2 = x2 [...]

Oct

28

Visual Studio 2005 Released

By Jon Heizer

Today is the release date for the latest version of Microsoft Visual Studio. It is only availabe to MSDN subscribers right now, with everyone having access to the software on November 7th. Being a VB.Net programmer, this is very exciting news. I have been programming in the latest beta for the last [...]